AT49BV802A-70TU

Product Overview

Category

AT49BV802A-70TU belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT49BV802A-70TU retains stored data even when power is removed.
• High capacity: This device has a storage capacity of 8 megabits (1 megabyte).
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: The AT49BV802A-70TU operates on low power, making it suitable for battery-powered devices.

Package

The AT49BV802A-70TU is available in a surface-mount TSOP package.

Essence

The essence of this product lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

The AT49BV802A-70TU is typically packaged in reels, with each reel containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Flash
• Capacity: 8 Megabits (1 Megabyte)
• Access Time: 70 ns
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT49BV802A-70TU has a total of 32 pins. The pin configuration is as follows:

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. A12
14. A13
15. A14
16. A15
17. CE#
18. OE#
19. WE#
20. BYTE#
21. VCC
22. DQ0
23. DQ1
24. DQ2
25. DQ3
26. DQ4
27. DQ5
28. DQ6
29. DQ7
30. RY/BY#
31. NC
32. GND

Functional Features

• Erase and Program Operations: The AT49BV802A-70TU supports both sector erase and byte program operations, allowing for flexible data manipulation.
• Automatic Page Write: This feature enables efficient programming of multiple bytes in a single operation.
• Hardware Data Protection: The device includes hardware protection features to prevent accidental erasure or programming of critical data.
• Software Data Protection: Additional software-based protection mechanisms can be implemented to enhance data security.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Low power consumption
• Reliable non-volatile memory
• Flexible erase and program operations

Disadvantages

• Limited compatibility with certain interfaces
• Higher cost compared to some alternative models

Working Principles

The AT49BV802A-70TU utilizes flash memory technology to store data. It employs a combination of floating-gate transistors and charge storage elements to retain information even when power is removed. The device uses specific voltage levels and control signals to perform erase and program operations on individual memory cells.

Detailed Application Field Plans

The AT49BV802A-70TU finds applications in various fields, including: 1. Microcontrollers 2. Embedded systems 3. Consumer electronics 4. Automotive electronics 5. Industrial control systems

Detailed and Complete Alternative Models

1. AT49BV802A-90TU: Similar to the AT49BV802A-70TU, but with a faster access time of 90 ns.
2. AT49BV802A-55TU: Offers a lower access time of 55 ns for applications requiring faster data retrieval.
3. AT49BV802A-120TU: Provides a higher storage capacity of 12 megabits (1.5 megabytes) for applications requiring more memory.

These alternative models offer different specifications to cater to specific requirements in terms of access time, capacity, and performance.

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